I've installed the Qt 5.4.0 for Linux 64-bit (542 MB) on gnome ubuntu 14.04,
When I started new project, I couldn't find the "Qt C++ Application" tab.
There is option for C,QT,BLACKBERY....... But no ...

I'm trying to use pylab (i.e., $ ipython3 --pylab) in Python 3 on Ubuntu 14.04. I'm running into the same error regardless of whether I use the Tkinter or Qt4 backends.
AttributeError: 'FontManager' ...

First time using Ubuntu SDK and QML. I've spent the entire day attempting to figure this out but every solution that i came accross is either outdated or not well documented. I'm trying to figure out ...

I am just curious whether this is something AppArmor allows or not? My application works fine on the desktop, but I can't get Standard output or error to even display in my app when I run it from the ...

When I tried to install android studio on my 14.04LTS ubuntu system on opt directory as according to mentioned on by clayton(ubuntu user) but I could not install it as accordingly.
1.unpack android ...

I wrote an application using Qt 4.8.4. Now I purchased a new PC and installed Kubuntu 14.10 based on Qt 4.8.6.
To develop my application, I built Qt 4.8.4 from source using make install and that went ...

This is the error I get trying to open vlc
VLC media player 2.1.4 Rincewind (revision 2.1.4-0-g2a072be)
[0x9e37910] main libvlc: Running vlc with the default interface. Use 'cvlc' to use vlc without ...

I am using header actions in my Ubuntu SDK app, but I would like to avoid clutter on the header bar.
I have noticed that the Android-style "overflow menu" autocreates itself after a certain number of ...

I'm having an issue building QT from it's sources. I have to build from sources due to a strange requirement (that's how we are going to do it at work, once we start using QT). Building from sources I ...

I'm using Ubuntu 14.04 and font hinting works perfectly as usual, except for a couple of applications: Dropbox's preferences and Dwarf Therapist. Since they are both Qt apps, I figure that's where the ...

In my app, I use an OptionSelector to choose from a list of bike stations. I also have a map component with placemarkers for each station.
When I tap a placemarker, it also changes the OptionSelector ...

Anyone know how to open devcoin-qt? I tried running it by double-clicking it but nothing happened. I shutdown the devcoind and tried it - nothing. I renamed the ~/.devcoin folder to .devcoin.old and ...

I would like to ask what is the signal that is called when the user logs out? I have a Qt gui app that has handler for SIGTERM and SIGHUP signals. The app also has its own close event handler, so user ...

I am a newbie, using Qt creator 2.8,Qt 5.0.2 base. Till now i could open and access the file using main.cpp , Now i want to display the content of that file on executed window which pops up after we ...

my problem is as follows: I have a custom-made kernel that has no functionality in regards of changing the keyboard mapping. It is possible to compile a different keymap into it, but that's it. The ...

I am new to Ubuntu Touch and Qt, and I want to master developing applications for it.
I want to start quickly, and then learn it in depth.
What are the best books for me to read?
Can you outline the ...

I am trying step by step to write some simple tutorial Ubuntu apps using qt-creator. First I've chosen HTML5 App then after writing some hello code or even after doing nothing I've tried to create a ...

I run my QT app without sudo permission but during running phase of the app I need to install the .deb so I am running the command dpkg -i mydeb.deb with qprocess in QT or some other commands which ...